JPH0278643U - - Google Patents
Info
- Publication number
- JPH0278643U JPH0278643U JP15457988U JP15457988U JPH0278643U JP H0278643 U JPH0278643 U JP H0278643U JP 15457988 U JP15457988 U JP 15457988U JP 15457988 U JP15457988 U JP 15457988U JP H0278643 U JPH0278643 U JP H0278643U
- Authority
- JP
- Japan
- Prior art keywords
- support shaft
- bent
- manhole cover
- locking device
- head
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Sewage (AREA)
Description
第１図は実施例に係るマンホール蓋係止具の斜
視図、第２図は正面図、第３図は右側面図、第４
図は左側面図、第５図は平面図、第６図は底面図
、第７図は使用状態を示す断面図、第８図はマン
ホール蓋の係止具嵌挿孔を示す底面図である。第
９図は本考案の別の実施例に係るマンホール蓋係
止具の正面図、第１０図は右側面図、第１１図は
底面図、第１２図は平面図、第１３図は使用状態
を示す断面図、第１４図は割リングの斜視図であ
る。第１５図はマンホール蓋の底面図である。
１，２０……マンホール蓋係止具、４……支軸
、５，２３……屈曲部、６，７……分岐枝、８，
３１……マンホール蓋、９，３２……係止具嵌挿
孔、３０……割リング。
1 is a perspective view of a manhole cover locking device according to an embodiment, FIG. 2 is a front view, FIG. 3 is a right side view, and FIG.
The figure is a left side view, Fig. 5 is a plan view, Fig. 6 is a bottom view, Fig. 7 is a sectional view showing the state of use, and Fig. 8 is a bottom view showing the hole for fitting the locking tool of the manhole cover. . Fig. 9 is a front view of a manhole cover locking device according to another embodiment of the present invention, Fig. 10 is a right side view, Fig. 11 is a bottom view, Fig. 12 is a plan view, and Fig. 13 is in use. FIG. 14 is a perspective view of the split ring. FIG. 15 is a bottom view of the manhole cover. 1, 20... Manhole cover locking device, 4... Support shaft, 5, 23... Bent part, 6, 7... Branch branch, 8,
31... Manhole cover, 9, 32... Locking tool insertion hole, 30... Split ring.
Claims (1)
れ、支軸の下部が側方に屈曲され、屈曲部よりも
上方の支軸から水平側方に向けて分岐枝が設けら
れているマンホール蓋係止具。 (2) 頭部の裏面中心部から下方に支軸が設けら
れ、支軸の下部が側方に屈曲され、支軸の屈曲部
よりも上方には１対のフランジ部が設けられ、該
フランジ部同志の間に割リングが挾持されている
マンホール蓋係止具。[Claims for Utility Model Registration] (1) A support shaft is provided downward from the center of the back of the head, the lower part of the support shaft is bent laterally, and the support shaft above the bent part extends horizontally to the side. A manhole cover locking device with branching branches. (2) A support shaft is provided downward from the center of the back surface of the head, the lower part of the support shaft is bent to the side, and a pair of flanges are provided above the bent part of the support shaft, and the flange A manhole cover locking device with a split ring held between two parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988154579U JPH0645478Y2 (en) | 1988-11-28 | 1988-11-28 | Manhole lid locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988154579U JPH0645478Y2 (en) | 1988-11-28 | 1988-11-28 | Manhole lid locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0278643U true JPH0278643U (en) | 1990-06-18 |
| JPH0645478Y2 JPH0645478Y2 (en) | 1994-11-24 |
Family
ID=31431438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988154579U Expired - Lifetime JPH0645478Y2 (en) | 1988-11-28 | 1988-11-28 | Manhole lid locking device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0645478Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101458360B1 (en) * | 2014-04-30 | 2014-11-05 | 주안글라스화이바 주식회사 | For easy release when inoperative locks for manholes |
| JP2015132112A (en) * | 2014-01-14 | 2015-07-23 | 中部美化企業株式会社 | lid member |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61164344U (en) * | 1985-04-01 | 1986-10-11 |
-
1988
- 1988-11-28 JP JP1988154579U patent/JPH0645478Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61164344U (en) * | 1985-04-01 | 1986-10-11 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015132112A (en) * | 2014-01-14 | 2015-07-23 | 中部美化企業株式会社 | lid member |
| KR101458360B1 (en) * | 2014-04-30 | 2014-11-05 | 주안글라스화이바 주식회사 | For easy release when inoperative locks for manholes |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0645478Y2 (en) | 1994-11-24 |